package com.itheima.service.impl;

import com.alibaba.dubbo.config.annotation.Service;
import com.github.pagehelper.Page;
import com.github.pagehelper.PageHelper;
import com.itheima.dao.RoleDao;
import com.itheima.entity.PageResult;
import com.itheima.entity.QueryPageBean;
import com.itheima.pojo.Role;
import com.itheima.service.RoleService;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.transaction.annotation.Transactional;

import java.util.List;

@Service(interfaceClass = RoleService.class)
@Transactional
public class RoleServiceImpl implements RoleService {
    @Autowired
    private RoleDao roleDao;

    @Override
    public void add(Role role) {
        roleDao.add(role);
    }

    @Override
    public PageResult pageQuery(QueryPageBean queryPageBean) {
        Integer currentPage = queryPageBean.getCurrentPage();
        Integer pageSize = queryPageBean.getPageSize();
        String queryString = queryPageBean.getQueryString();//查询条件
        //完成分页查询，基于mybatis框架提供的分页助手插件完成
        PageHelper.startPage(currentPage, pageSize);
        Page<Role> page = roleDao.selectByCondition(queryString);
        long total = page.getTotal();
        List<Role> rows = page.getResult();
        return new PageResult(total, rows);
    }

    @Override
    public List<Role> findAll() {
        return roleDao.findAll();
    }
}
